. >>> in afghanistan, the mayor was killed in a suicide bomb attack. the suicide attacker reportedly placed an explosive device in his turbine and detonated it inside a city hall where the mayor was having a meeting. this comes days after the president's half-brother was killed. the taliban has claimed responsibility for both attacks. >>> u.s. counterterrorism officials are increasingly convinced that al qaeda is on the brink of collapse. they say that the killing of osama bin laden and six years of drone strikes on al qaeda hide -- hideouts has significantly weakened the group. >>> 5:17. governor brown nominated a u.s. berkley law professor to become the next state supreme court justice. he has been teaching continuous 2003 and he once clerked for u.s. supreme court justice ginsburg. president obama nominated him to the ninth circuit of appeals. republicans blocked that nomination. if he is confirmed, he will replace the retiring justice. >>> opponents of a new state law is that public schools must teach about the contributions of gays and lesbians an